<template>
  <!-- <Carousel :list="skuImageList" /> -->
  <div class="swiper-container" ref="swiperCon">
    <div class="swiper-wrapper">
      <div class="swiper-slide" v-for="(skuImage, index) in skuImageList" :key="skuImage.id"
        @click="changeImage(index)">
        <img :src="skuImage.imgUrl" :class="{ active: index == currentImageIndex }">
      </div>
    </div>
    <div class="swiper-button-next"></div>
    <div class="swiper-button-prev"></div>
  </div>
</template>

<script>

import Swiper from 'swiper'
export default {
  name: "ImageList",
  props: ["skuImageList"],
  data() {
    return {
      currentImageIndex: 0,
    }
  },
  methods: {
    changeImage(index) {
      this.currentImageIndex = index;
      this.$bus.$emit('getImgIndex', index);
    }
  },
  watch: {
    skuImageList(newVal, oldVal) {
      this.$nextTick(() => {
        new Swiper(this.$refs.swiperCon, {
          // 如果需要前进后退按钮
          navigation: {
            nextEl: '.swiper-button-next',
            prevEl: '.swiper-button-prev',
          },
          slidesPerView: 3,
          slidesPerGroup: 3,

        })
      })
    }
  },
}
</script>

<style lang="less" scoped>
.swiper-container {
  height: 56px;
  width: 412px;
  box-sizing: border-box;
  padding: 0 12px;

  .swiper-slide {
    width: 56px;
    height: 56px;

    img {
      width: 100%;
      height: 100%;
      border: 1px solid #ccc;
      padding: 2px;
      width: 50px;
      height: 50px;
      display: block;

      &.active {
        border: 2px solid #f60;
        padding: 1px;
      }
    }
  }

  .swiper-button-next {
    left: auto;
    right: 0;
  }

  .swiper-button-prev {
    left: 0;
    right: auto;
  }

  .swiper-button-next,
  .swiper-button-prev {
    box-sizing: border-box;
    width: 12px;
    height: 56px;
    background: rgb(235, 235, 235);
    border: 1px solid rgb(204, 204, 204);
    top: 0;
    margin-top: 0;

    &::after {
      font-size: 12px;
    }
  }
}
</style>